Question

Can anyone help me with these questions ​

Answer 1

Answer:

combinational analyses are usually the unit of n in the question PV and symbols have been usual meanings and is equals to minus and p is equals to paralysis

Answer 2

Answer:

Here is the solution

Explanation:

1. Explanation: As , where W is the weight of the gas and M is molar mass of the gas. ... Hence, the unit of M comes out to be kg . mole or g . mole as literally means mass of the gas per unit mole.

2. Greenhouse effect, a warming of Earth's surface and troposphere (the lowest layer of the atmosphere) caused by the presence of water vapour, carbon dioxide, methane, and certain other gases in the air. Of those gases, known as greenhouse gases, water vapour has the largest effect.

3. This is because the light has refracted for two times inside the slab and the spectrum which has been formed with first refraction has again converted into white light through the phenomenon of Recombination when it refracted by the second portion.

4. NaCl is an ionic compound and has no molecular entity therefore it is imperfect to define the molecular weight. Explanation: Therefore, it is appropriate to use the term formula weight for this type of compound. However, some compounds do exist as individual molecules.